FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Narrative) (Details) - USD ($)	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	May 31, 2022
Derivative [Line Items]
Maximum contract duration (in years)	2 years
Maximum duration, interest rate contracts (in years)	3 years
Cash flow hedge gain (loss) to be reclassified within twelve months	$ 22,000,000
Derivative instruments subject to contractually defined counterparty liability position limits	0	$ 0
Total	0	329,000,000	$ 0
Goodwill impairment		228,000,000
Senior Long-Term Notes And Debentures; 4.40%, $500 Due May
Derivative [Line Items]
Face value	500,000,000
Senior Long-Term Notes And Debentures; 4.60%, $600 Due May 2032
Derivative [Line Items]
Face value	600,000,000
Senior Notes
Derivative [Line Items]
Face value				$ 1,100,000,000,000
Senior Notes | Senior Long-Term Notes And Debentures; 4.40%, $500 Due May
Derivative [Line Items]
Face value				500,000,000
Senior Notes | Senior Long-Term Notes And Debentures; 4.60%, $600 Due May 2032
Derivative [Line Items]
Face value				$ 600,000,000
Health and Wellness
Derivative [Line Items]
Total		343,000,000
Goodwill impairment		228,000,000
Impairment of other assets		22,000,000
Health and Wellness | Vitamins, Minerals and Supplements
Derivative [Line Items]
Total		329,000,000
Goodwill impairment		228,000,000
Trademarks | Health and Wellness | Vitamins, Minerals and Supplements
Derivative [Line Items]
Impairment of intangible assets		93,000,000
Interest rate derivative contracts
Derivative [Line Items]
Derivative, notional amount	0	300,000,000
Derivative, notional amount, additional contracts	650,000,000
Settlement of interest rate derivative contracts	114,000,000
Interest rate derivative contracts | Senior Long-Term Notes And Debentures; 4.40%, $500 Due May
Derivative [Line Items]
Settlement of interest rate derivative contracts	$ 25,000,000
Amortization period of settlement payment (in years)	7 years
Interest rate derivative contracts | Senior Long-Term Notes And Debentures; 4.60%, $600 Due May 2032
Derivative [Line Items]
Settlement of interest rate derivative contracts	$ 89,000,000
Amortization period of settlement payment (in years)	10 years
Total Commodity Purchase Derivative Contracts
Derivative [Line Items]
Maximum duration, commodity contracts (in years)	2 years
Derivative, notional amount	$ 27,000,000	32,000,000
Jet Fuel Swaps
Derivative [Line Items]
Derivative, notional amount	9,000,000	9,000,000
Soybean Oil Futures
Derivative [Line Items]
Derivative, notional amount	18,000,000	23,000,000
Soybean Oil Futures | Commodity purchase derivative contracts
Derivative [Line Items]
Cash margin balances amount	1,000,000	0
Purchases of Inventory | Foreign exchange derivative contracts
Derivative [Line Items]
Derivative, notional amount	31,000,000	$ 70,000,000
Other assets | Carrying Amount | Fair Value, Inputs, Level 1 | Trust assets for nonqualified deferred compensation plans
Derivative [Line Items]
Decrease in deferred compensation plan	$ 17,000,000